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<div class="subTitle">org.apache.commons.math3.distribution</div>
<h2 title="Class AbstractMultivariateRealDistribution" class="title">Class AbstractMultivariateRealDistribution</h2>
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<li>org.apache.commons.math3.distribution.AbstractMultivariateRealDistribution</li>
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<dt>All Implemented Interfaces:</dt>
<dd><a href="../../../../../org/apache/commons/math3/distribution/MultivariateRealDistribution.html" title="interface in org.apache.commons.math3.distribution">MultivariateRealDistribution</a></dd>
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<dl>
<dt>Direct Known Subclasses:</dt>
<dd><a href="../../../../../org/apache/commons/math3/distribution/MixtureMultivariateRealDistribution.html" title="class in org.apache.commons.math3.distribution">MixtureMultivariateRealDistribution</a>, <a href="../../../../../org/apache/commons/math3/distribution/MultivariateNormalDistribution.html" title="class in org.apache.commons.math3.distribution">MultivariateNormalDistribution</a></dd>
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<pre>public abstract class <span class="strong">AbstractMultivariateRealDistribution</span>
extends <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>
implements <a href="../../../../../org/apache/commons/math3/distribution/MultivariateRealDistribution.html" title="interface in org.apache.commons.math3.distribution">MultivariateRealDistribution</a></pre>
<div class="block">Base class for multivariate probability distributions.</div>
<dl><dt><span class="strong">Since:</span></dt>
  <dd>3.1</dd></dl>
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<th class="colFirst" scope="col">Modifier and Type</th>
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<td class="colFirst"><code>protected <a href="../../../../../org/apache/commons/math3/random/RandomGenerator.html" title="interface in org.apache.commons.math3.random">RandomGenerator</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/distribution/AbstractMultivariateRealDistribution.html#random">random</a></strong></code>
<div class="block">RNG instance used to generate samples from the distribution.</div>
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<td class="colFirst"><code>protected </code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/distribution/AbstractMultivariateRealDistribution.html#AbstractMultivariateRealDistribution(org.apache.commons.math3.random.RandomGenerator,%20int)">AbstractMultivariateRealDistribution</a></strong>(<a href="../../../../../org/apache/commons/math3/random/RandomGenerator.html" title="interface in org.apache.commons.math3.random">RandomGenerator</a>&nbsp;rng,
                                    int&nbsp;n)</code>&nbsp;</td>
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<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/distribution/AbstractMultivariateRealDistribution.html#getDimension()">getDimension</a></strong>()</code>
<div class="block">Gets the number of random variables of the distribution.</div>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/distribution/AbstractMultivariateRealDistribution.html#reseedRandomGenerator(long)">reseedRandomGenerator</a></strong>(long&nbsp;seed)</code>
<div class="block">Reseeds the random generator used to generate samples.</div>
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<td class="colFirst"><code>abstract double[]</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/distribution/AbstractMultivariateRealDistribution.html#sample()">sample</a></strong>()</code>
<div class="block">Generates a random value vector sampled from this distribution.</div>
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<td class="colFirst"><code>double[][]</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/distribution/AbstractMultivariateRealDistribution.html#sample(int)">sample</a></strong>(int&nbsp;sampleSize)</code>
<div class="block">Generates a list of a random value vectors from the distribution.</div>
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<h3>Methods inherited from interface&nbsp;org.apache.commons.math3.distribution.<a href="../../../../../org/apache/commons/math3/distribution/MultivariateRealDistribution.html" title="interface in org.apache.commons.math3.distribution">MultivariateRealDistribution</a></h3>
<code><a href="../../../../../org/apache/commons/math3/distribution/MultivariateRealDistribution.html#density(double[])">density</a></code></li>
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<pre>protected final&nbsp;<a href="../../../../../org/apache/commons/math3/random/RandomGenerator.html" title="interface in org.apache.commons.math3.random">RandomGenerator</a> random</pre>
<div class="block">RNG instance used to generate samples from the distribution.</div>
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<h4>AbstractMultivariateRealDistribution</h4>
<pre>protected&nbsp;AbstractMultivariateRealDistribution(<a href="../../../../../org/apache/commons/math3/random/RandomGenerator.html" title="interface in org.apache.commons.math3.random">RandomGenerator</a>&nbsp;rng,
                                    int&nbsp;n)</pre>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>rng</code> - Random number generator.</dd><dd><code>n</code> - Number of dimensions.</dd></dl>
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<pre>public&nbsp;void&nbsp;reseedRandomGenerator(long&nbsp;seed)</pre>
<div class="block">Reseeds the random generator used to generate samples.</div>
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<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/distribution/MultivariateRealDistribution.html#reseedRandomGenerator(long)">reseedRandomGenerator</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/distribution/MultivariateRealDistribution.html" title="interface in org.apache.commons.math3.distribution">MultivariateRealDistribution</a></code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>seed</code> - Seed with which to initialize the random number generator.</dd></dl>
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<h4>getDimension</h4>
<pre>public&nbsp;int&nbsp;getDimension()</pre>
<div class="block">Gets the number of random variables of the distribution.
 It is the size of the array returned by the <a href="../../../../../org/apache/commons/math3/distribution/MultivariateRealDistribution.html#sample()"><code>sample</code></a>
 method.</div>
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<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/distribution/MultivariateRealDistribution.html#getDimension()">getDimension</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/distribution/MultivariateRealDistribution.html" title="interface in org.apache.commons.math3.distribution">MultivariateRealDistribution</a></code></dd>
<dt><span class="strong">Returns:</span></dt><dd>the number of variables.</dd></dl>
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<pre>public abstract&nbsp;double[]&nbsp;sample()</pre>
<div class="block">Generates a random value vector sampled from this distribution.</div>
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<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/distribution/MultivariateRealDistribution.html#sample()">sample</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/distribution/MultivariateRealDistribution.html" title="interface in org.apache.commons.math3.distribution">MultivariateRealDistribution</a></code></dd>
<dt><span class="strong">Returns:</span></dt><dd>a random value vector.</dd></dl>
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<pre>public&nbsp;double[][]&nbsp;sample(int&nbsp;sampleSize)</pre>
<div class="block">Generates a list of a random value vectors from the distribution.</div>
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<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/distribution/MultivariateRealDistribution.html#sample(int)">sample</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/distribution/MultivariateRealDistribution.html" title="interface in org.apache.commons.math3.distribution">MultivariateRealDistribution</a></code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>sampleSize</code> - the number of random vectors to generate.</dd>
<dt><span class="strong">Returns:</span></dt><dd>an array representing the random samples.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../org/apache/commons/math3/distribution/MultivariateRealDistribution.html#sample()"><code>MultivariateRealDistribution.sample()</code></a></dd></dl>
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